TEXAS STATE OPTICAL - SCHERTZ
NPI 1770870883
Optometrist in Schertz, TX

Q: What is Dr. Michael R. Castro & Associates, PLLC's specialty?

The primary specialty registered for this NPI is Optometrist with taxonomy code 152W00000X.

Active since July 09, 2011

17460 IH 35 N, STE. 412, SCHERTZ, TX 78154(210) 590-2482(210) 590-2694 Get Directions Write a Review

NPPES record last updated: December 1, 2022. Verified against the NPPES registry weekly; last sync: November 01, 2026.

Record update history: Dec 1, 2022, Sep 9, 2022 (2 updates tracked since 2022).

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About Texas State Optical - Schertz NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

TEXAS STATE OPTICAL - SCHERTZ (NPI 1770870883) is a healthcare organization registered as an optometrist in Schertz, Texas and active in the NPI registry since July 2011. The organization lists Michael R. Castro, Owner/doctor, as its authorized official.

NPPES Registry Identity

NPI1770870883

Entity TypeOrganization

Primary Taxonomy152W00000X

Legal Business NameDR. MICHAEL R. CASTRO & ASSOCIATES, PLLC

Location Address17460 IH 35 N, STE. 412Schertz, TX 78154-1243

Mailing Address17460 Interstate 35n Ste 412Schertz, TX 78154 · (210) 590-2482 · Fax (210) 579-9490

Phone(210) 590-2482

Fax(210) 590-2694

Organization SubpartNo

Authorized OfficialMichael R. CastroOwner/doctor · (210) 590-2482

Enumeration DateJuly 9, 2011

Last NPPES UpdateDecember 1, 20222 updates tracked since enumeration

NPPES CertifiedDecember 1, 2022

✔ NPI 1770870883 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyOptometristEye and Vision Services Providers

Taxonomy Code152W00000X

License✔ Licensed in TX · 7776T

Definition

Doctors of optometry (ODs) are the primary health care professionals for the eye. Optometrists examine, diagnose, treat, and manage diseases, injuries, and disorders of the visual system, the eye, and associated structures as well as identify related systemic conditions affecting the eye. An optometrist has completed pre-professional undergraduate education in a college or university and four years of professional education at a college of optometry, leading to the doctor of optometry (O.D.) degree. Some optometrists complete an optional residency in a specific area of practice. Optometrists are eye health care professionals state-licensed to diagnose and treat diseases and disorders of the eye and visual system.

17460 IH 35 N, Schertz, TX 78154

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Other Names 3

Doing Business AsTexas State Optical - Schertz

Former Legal Business NameDr. Leigha M. Nielsen & Associates

Former Legal Business NameMike Castro Od, Pllc

Group Practice 1

Group TaxonomyThis provdier is a business group of one or more individual practitioners, all of who practice with the same area of specialization.193400000X SINGLE SPECIALTY GROUP

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Anthem Blue Cross and Blue Shield, Blue Cross and Blue Shield of Montana, Blue Cross and Blue Shield of Oklahoma and more.Insurance ›

Medicare Participation & PECOS CMS

Medicare enrollment and the clinicians who bill Medicare through this organization, from CMS.

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Texas State Optical - Schertz is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

Clinicians Billing Medicare Through This Organization

Medicare enrollment records show 1 clinician reassigns Medicare billing to Texas State Optical - Schertz, which bills Medicare for the services this clinician delivers.

Clinician (1)

Michael Castro, O.D.

Optometry

NPI 1841675360

17460 INTERSTATE 35 N STE 412
Schertz, TX 78154

(210) 590-2482

✔ PECOSSame address

Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

Frequently Asked Questions NPPES & CMS

Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.

What is Dr. Michael R. Castro & Associates, PLLC's NPI number?

The NPI number for Dr. Michael R. Castro & Associates, PLLC is 1770870883. It was assigned to this organization in the NPPES registry on July 9, 2011. The provider is doing business as Texas State Optical - Schertz. The provider was formerly known as Dr. Leigha M. Nielsen & Associates and Mike Castro OD, PLLC.

Where is Dr. Michael R. Castro & Associates, PLLC located?

Dr. Michael R. Castro & Associates, PLLC is located at 17460 Ih 35 N Ste. 412, Schertz, TX 78154. The listed phone number is (210) 590-2482.

What is Dr. Michael R. Castro & Associates, PLLC's specialty?

The primary specialty registered for this NPI is Optometrist with taxonomy code 152W00000X.

Is Dr. Michael R. Castro & Associates, PLLC enrolled in Medicare?

Yes. Dr. Michael R. Castro & Associates, PLLC is registered in the Medicare PECOS enrollment system.

How many clinicians bill Medicare through Dr. Michael R. Castro & Associates, PLLC?

According to the CMS Revalidation Reassignment List (October 2026 release), 1 clinician (Optometry) reassigns their Medicare billing to Dr. Michael R. Castro & Associates, PLLC. A reassignment is filed with Medicare on form CMS-855R, signed by both the clinician and the organization, and lets the organization bill Medicare and receive payment for the clinician's services. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

What insurance does Dr. Michael R. Castro & Associates, PLLC accept?

Health plans from Anthem Blue Cross and Blue Shield, Blue Cross and Blue Shield of Montana, Blue Cross and Blue Shield of Oklahoma and Blue Cross and Blue Shield of Texas list Dr. Michael R. Castro & Associates, PLLC as in-network in at least one marketplace plan. Coverage varies by plan and year; verify with the insurer or the provider before a visit.

When was this NPI record last updated?

The NPPES record for Dr. Michael R. Castro & Associates, PLLC was last updated on December 1, 2022. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 3 years ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.